Sam puts $500 in the bank and does not put any more money in or take any out for eight years. He receives 6% interest yearly, compounded semi-annually. How much money will be in the account after eight years?

Graph the line that represents a proportional relationship between d and t with the property that an increase of 33 units in t corresponds to an increase of 44 units in d. what is the unit rate of change of dd with respect to t? (that is, a change of 11 unit in t will correspond to a change of how many units in d? )